x86_64-xlate.pl: updates from HEAD.

[openssl.git] / crypto / perlasm / x86_64-xlate.pl

diff --git a/crypto/perlasm/x86_64-xlate.pl b/crypto/perlasm/x86_64-xlate.pl
index 131109d84950ebf74f04de9c46b76e16e62d84e1..354673acc1c588d687d3f8ce699dc38a91317b3f 100755 (executable)
--- a/crypto/perlasm/x86_64-xlate.pl
+++ b/crypto/perlasm/x86_64-xlate.pl
@@ -55,6 +55,8 @@
 #    Win64 prologue copies %rsp value to %rax. For further details
 #    see SEH paragraph at the end.
 # 9. .init segment is allowed to contain calls to functions only.
+# a. If function accepts more than 4 arguments *and* >4th argument
+#    is declared as non 64-bit value, do clear its upper part.
 \f
 my $flavour = shift;
 my $output  = shift;
@@ -80,7 +82,10 @@ my $PTR=" PTR";
 my $nasmref=2.03;
 my $nasm=0;
 
-if    ($flavour eq "mingw64")  { $gas=1; $elf=0; $win64=1; $prefix="_"; }
+if    ($flavour eq "mingw64")  { $gas=1; $elf=0; $win64=1;
+                                 $prefix=`echo __USER_LABEL_PREFIX__ | $ENV{CC} -E -P -`;
+                                 chomp($prefix);
+                               }
 elsif ($flavour eq "macosx")   { $gas=1; $elf=0; $prefix="_"; $decor="L\$"; }
 elsif ($flavour eq "masm")     { $gas=0; $elf=0; $masm=$masmref; $win64=1; $decor="\$L\$"; }
 elsif ($flavour eq "nasm")     { $gas=0; $elf=0; $nasm=$nasmref; $win64=1; $decor="\$L\$"; $PTR=""; }
@@ -115,7 +120,9 @@ my %globals;
                $self->{op} = $1;
                $self->{sz} = "b";
            } elsif ($self->{op} =~ /call|jmp/) {
-               $self->{sz} = ""
+               $self->{sz} = "";
+           } elsif ($self->{op} =~ /^p/ && $' !~ /^(ush|op)/) { # SSEn
+               $self->{sz} = "";
            } elsif ($self->{op} =~ /([a-z]{3,})([qlwb])$/) {
                $self->{op} = $1;
                $self->{sz} = $2;
@@ -191,7 +198,7 @@ my %globals;
        if ($gas) {
            # Solaris /usr/ccs/bin/as can't handle multiplications
            # in $self->{value}
-           $self->{value} =~ s/(?<![0-9a-f])(0[x0-9a-f]+)/oct($1)/egi;
+           $self->{value} =~ s/(?<![\w\$\.])(0x?[0-9a-f]+)/oct($1)/egi;
            $self->{value} =~ s/([0-9]+\s*[\*\/\%]\s*[0-9]+)/eval($1)/eg;
            sprintf "\$%s",$self->{value};
        } else {
@@ -241,9 +248,11 @@ my %globals;
 
        if ($gas) {
            # Solaris /usr/ccs/bin/as can't handle multiplications
-           # in $self->{label}
-           $self->{label} =~ s/(?<![0-9a-f])(0[x0-9a-f]+)/oct($1)/egi;
+           # in $self->{label}, new gas requires sign extension...
+           use integer;
+           $self->{label} =~ s/(?<![\w\$\.])(0x?[0-9a-f]+)/oct($1)/egi;
            $self->{label} =~ s/([0-9]+\s*[\*\/\%]\s*[0-9]+)/eval($1)/eg;
+           $self->{label} =~ s/([0-9]+)/$1<<32>>32/eg;
            $self->{label} =~ s/^___imp_/__imp__/   if ($flavour eq "mingw64");
 
            if (defined($self->{index})) {
@@ -257,7 +266,7 @@ my %globals;
            %szmap = ( b=>"BYTE$PTR", w=>"WORD$PTR", l=>"DWORD$PTR", q=>"QWORD$PTR" );
 
            $self->{label} =~ s/\./\$/g;
-           $self->{label} =~ s/0x([0-9a-f]+)/0$1h/ig;
+           $self->{label} =~ s/(?<![\w\$\.])0x([0-9a-f]+)/0$1h/ig;
            $self->{label} = "($self->{label})" if ($self->{label} =~ /[\*\+\-\/]/);
            $sz="q" if ($self->{asterisk});
 
@@ -572,11 +581,11 @@ my %globals;
                /\.align/   && do { $self->{value} = "ALIGN\t".$line; last; };
                /\.(value|long|rva|quad)/
                            && do { my $sz  = substr($1,0,1);
-                                   my @arr = split(',',$line);
+                                   my @arr = split(/,\s*/,$line);
                                    my $last = pop(@arr);
                                    my $conv = sub  {   my $var=shift;
-                                                       $var=~s/(0b[0-1]+)/oct($1)/eig;
-                                                       $var=~s/0x([0-9a-f]+)/0$1h/ig if ($masm);
+                                                       $var=~s/^(0b[0-1]+)/oct($1)/eig;
+                                                       $var=~s/^0x([0-9a-f]+)/0$1h/ig if ($masm);
                                                        if ($sz eq "D" && ($current_segment=~/.[px]data/ || $dir eq ".rva"))
                                                        { $var=~s/([_a-z\$\@][_a-z0-9\$\@]*)/$nasm?"$1 wrt ..imagebase":"imagerel $1"/egi; }
                                                        $var;
@@ -588,7 +597,7 @@ my %globals;
                                    $self->{value} .= &$conv($last);
                                    last;
                                  };
-               /\.byte/    && do { my @str=split(",",$line);
+               /\.byte/    && do { my @str=split(/,\s*/,$line);
                                    map(s/(0b[0-1]+)/oct($1)/eig,@str);
                                    map(s/0x([0-9a-f]+)/0$1h/ig,@str) if ($masm);       
                                    while ($#str>15) {
@@ -662,6 +671,7 @@ while($line=<>) {
                $insn = $opcode->out($#args>=1?$args[$#args]->size():$sz);
            } else {
                $insn = $opcode->out();
+               $insn .= $sz if (map($_->out() =~ /x?mm/,@args));
                @args = reverse(@args);
                undef $sz if ($nasm && $opcode->mnemonic() eq "lea");
            }
@@ -831,6 +841,7 @@ close STDOUT;
 #      CONTEXT.R14                             232
 #      CONTEXT.R15                             240
 #      CONTEXT.Rip                             248
+#      CONTEXT.Xmm6                            512
 #      sizeof(CONTEXT)                         1232
 #      DISPATCHER_CONTEXT.ControlPc            0
 #      DISPATCHER_CONTEXT.ImageBase            8